Home / 5,429,406.80-8,144,110.20-4,012,230.80

Finding the Fourth Proportional to 5,429,406.80, 8,144,110.20 and 4,012,230.80

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Solution

The fourth proportional to 5,429,406.80, 8,144,110.20 and 4,012,230.80 is: 6,018,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,406.80 : 8,144,110.20 = 4,012,230.80 : x
  2. Step 2: Convert to fraction form
    5,429,406.80/8,144,110.20 = 4,012,230.80/x
  3. Step 3: Cross multiply
    5,429,406.80x = 8,144,110.20 × 4,012,230.80
  4. Step 4: Simplify right side
    5,429,406.80x = 32,676,049,783,034.16
  5. Step 5: Solve for x
    x = 32,676,049,783,034.16/5,429,406.80
  6. Step 6: Final answer
    x = 6,018,346.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.